Key statistics
Satellite SCOUT G-1 DEB at a glance.
Uptime
12487
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
89.8
Latest
Satellite identification and parameters
Extended collection of information and parameters for SCOUT G-1 DEB.
Object identification
Identified? True
Debris? True
Object name: SCOUT G-1 DEB
International designator: 1991-045E
Object number (NORAD): 21691
Object ID (CCSDS): 21691
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.007 minutes
Inclination: 89.7917 deg
SMA: 7089.311 km
Apoapsis: 723.0 km
Periapsis: 699.351 km
RAAN: 261.3187 deg
Eccentricy: 0.00166794
Argument of periapsis: 57.5848 deg
Mean anomaly: 94.1752 deg
Mean motion: 14.54443117 rev/day
Mean motion (dot): 0.00002871 rev/day2
B* drag term: 0.00067070406 1/REarth
Two-line elements (TLE)
Creation date: Sept. 2, 2025, 11:42 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 12:01 p.m. UTC
TLE line 0: 0 SCOUT G-1 DEB
TLE line 1: 1 21691U 91045E 25245.50129843 .00002871 00000-0 67070-3 0 9999
TLE line 2: 2 21691 89.7917 261.3187 0016679 57.5848 94.1752 14.54443117798877
Live tracking on map
Real-time ground track for satellite SCOUT G-1 DEB.
Associated space launch
REX (Radiation Experiment) or ISES (Integrated Space Experiment System) was an Air Force Rome Laboratory ionospheric research satellite which tested the effects of the atmosphere on radio transmissions, and employed GPS for on-board navigation and attitude control.
SCOUT G-1 DEB was lifted into orbit during the mission ‘Scout G-1 | REX’, on board a Scout G-1 space rocket.
The launch took place on June 29, 1991, 2 p.m. from Space Launch Complex 5.
For more information about the launch, click the button.
Scout G-1 | REX
Agency: N/A
Status: Launch Successful
Launch date: June 29, 1991, 2 p.m. UTC
Rocket: Scout G-1
Launch pad: Space Launch Complex 5
Location: Vandenberg SFB, CA, USA
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